/Engine/Source/Runtime/UMG/Public/Components/DynamicEntryBox.h
No children can be manually added in the designer - all are auto-generated based on the given entry class.
class UDynamicEntryBox : public [UDynamicEntryBoxBase](API\Runtime\UMG\Components\UDynamicEntryBoxBase)
int32
NumDesignerPreviewEntries
TFunction< void...
OnPreviewEntryCreatedFunc
Called whenever a preview entry is made for this widget in the designer.